ar71xx: Add support for AirTight Networks C-55
[openwrt.git] / target / linux / ar71xx / files / arch / mips / ath79 / mach-c55.c
1 /*
2  *  AirTight Networks C-55 board support
3  *
4  *  Copyright (C) 2014-2015 Chris Blake <chrisrblake93@gmail.com>
5  *
6  *  Based on Senao CAP4200AG board support
7  *
8  *  Copyright (C) 2012 Gabor Juhos <juhosg@openwrt.org>
9  *
10  *  This program is free software; you can redistribute it and/or modify it
11  *  under the terms of the GNU General Public License version 2 as published
12  *  by the Free Software Foundation.
13  */
14
15 #include <linux/pci.h>
16 #include <linux/phy.h>
17 #include <linux/mtd/mtd.h>
18 #include <linux/mtd/partitions.h>
19 #include <linux/mtd/physmap.h>
20 #include <linux/platform_device.h>
21 #include <linux/ath9k_platform.h>
22
23 #include <asm/mach-ath79/ar71xx_regs.h>
24
25 #include "common.h"
26 #include "pci.h"
27 #include "dev-ap9x-pci.h"
28 #include "dev-eth.h"
29 #include "dev-gpio-buttons.h"
30 #include "dev-leds-gpio.h"
31 #include "dev-m25p80.h"
32 #include "dev-spi.h"
33 #include "dev-wmac.h"
34 #include "machtypes.h"
35
36 #define C55_GPIO_LED_PWR_GREEN  12
37 #define C55_GPIO_LED_PWR_AMBER  13
38 #define C55_GPIO_LED_LAN_GREEN  14
39 #define C55_GPIO_LED_LAN_AMBER  15
40 #define C55_GPIO_LED_WLAN_GREEN 18
41 #define C55_GPIO_LED_WLAN_AMBER 19
42
43 #define C55_GPIO_BTN_RESET      17
44
45 #define C55_KEYS_POLL_INTERVAL  20      /* msecs */
46 #define C55_KEYS_DEBOUNCE_INTERVAL (3 * C55_KEYS_POLL_INTERVAL)
47
48 #define C55_MAC_OFFSET          0
49 #define C55_WMAC_CALDATA_OFFSET 0x1000
50 #define C55_PCIE_CALDATA_OFFSET 0x5000
51
52 static struct gpio_led c55_leds_gpio[] __initdata = {
53         {
54                 .name           = "c-55:green:pwr",
55                 .gpio           = C55_GPIO_LED_PWR_GREEN,
56                 .active_low     = 1,
57         },
58         {
59                 .name           = "c-55:amber:pwr",
60                 .gpio           = C55_GPIO_LED_PWR_AMBER,
61                 .active_low     = 1,
62         },
63         {
64                 .name           = "c-55:green:lan",
65                 .gpio           = C55_GPIO_LED_LAN_GREEN,
66                 .active_low     = 1,
67         },
68         {
69                 .name           = "c-55:amber:lan",
70                 .gpio           = C55_GPIO_LED_LAN_AMBER,
71                 .active_low     = 1,
72         },
73         {
74                 .name           = "c-55:green:wlan",
75                 .gpio           = C55_GPIO_LED_WLAN_GREEN,
76                 .active_low     = 1,
77         },
78         {
79                 .name           = "c-55:amber:wlan",
80                 .gpio           = C55_GPIO_LED_WLAN_AMBER,
81                 .active_low     = 1,
82         },
83 };
84
85 static struct gpio_keys_button c55_gpio_keys[] __initdata = {
86         {
87                 .desc           = "Reset button",
88                 .type           = EV_KEY,
89                 .code           = KEY_RESTART,
90                 .debounce_interval = C55_KEYS_DEBOUNCE_INTERVAL,
91                 .gpio           = C55_GPIO_BTN_RESET,
92                 .active_low     = 1,
93         },
94 };
95
96 static void __init c55_setup(void)
97 {
98         /* SPI Storage*/
99         ath79_register_m25p80_large(NULL);
100
101         /* MDIO Interface */
102         ath79_register_mdio(0, 0x0);
103
104         /* AR8035-A Ethernet */
105         ath79_setup_ar934x_eth_cfg(AR934X_ETH_CFG_RGMII_GMAC0 |
106                                    AR934X_ETH_CFG_SW_ONLY_MODE);
107         ath79_init_mac(ath79_eth0_data.mac_addr, NULL, 0);
108         ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
109         ath79_eth0_data.phy_mask = BIT(0);
110         ath79_eth0_data.mii_bus_dev = &ath79_mdio0_device.dev;
111         ath79_eth0_pll_data.pll_1000 = 0x06000000;
112         ath79_register_eth(0);
113
114         /* LEDs & GPIO */
115         ath79_gpio_output_select(C55_GPIO_LED_LAN_GREEN,
116                                  AR934X_GPIO_OUT_GPIO);
117         ath79_gpio_output_select(C55_GPIO_LED_LAN_AMBER,
118                                  AR934X_GPIO_OUT_GPIO);
119         ath79_register_leds_gpio(-1, ARRAY_SIZE(c55_leds_gpio),
120                                  c55_leds_gpio);
121         ath79_register_gpio_keys_polled(-1, C55_KEYS_POLL_INTERVAL,
122                                         ARRAY_SIZE(c55_gpio_keys),
123                                         c55_gpio_keys);
124
125         /* WiFi */
126         ath79_wmac_disable_2ghz();
127         ath79_register_wmac_simple();
128         ap91_pci_init_simple();
129
130 }
131 MIPS_MACHINE(ATH79_MACH_C55, "C-55", "AirTight Networks C-55",
132              c55_setup);